1 files changed, 0 insertions, 6 deletions
diff --git a/actionpack/lib/action_view/renderer/abstract_renderer.rb b/actionpack/lib/action_view/renderer/abstract_renderer.rb
index b79b89e142..0b5d3785d4 100644
--- a/actionpack/lib/action_view/renderer/abstract_renderer.rb
+++ b/actionpack/lib/action_view/renderer/abstract_renderer.rb
@@ -37,11 +37,5 @@ module ActionView
     def instrument(name, options={})
       ActiveSupport::Notifications.instrument("render_#{name}.action_view", options){ yield }
     end
-
-    def prepend_formats(formats)
-      formats = Array(formats)
-      return if formats.empty? || @lookup_context.html_fallback_for_js
-      @lookup_context.formats = formats | @lookup_context.formats
-    end
   end
 end